2011210101105 has 24 divisors (see below), whose sum is σ = 3298336749696. Its totient is φ = 1046483291520.

The previous prime is 2011210101073. The next prime is 2011210101139. The reversal of 2011210101105 is 5011010121102.

It is not a de Polignac number, because 2011210101105 - 2⁵ = 2011210101073 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39856009 + ... + 39906438.

It is an arithmetic number, because the mean of its divisors is an integer number (137430697904).

Almost surely, 2^{2011210101105} is an apocalyptic number.

It is an amenable number.

2011210101105 is a deficient number, since it is larger than the sum of its proper divisors (1287126648591).

2011210101105 is an equidigital number, since it uses as much as digits as its factorization.

2011210101105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79762537 (or 79762496 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 15.

Adding to 2011210101105 its reverse (5011010121102), we get a palindrome (7022220222207).

The spelling of 2011210101105 in words is "two trillion, eleven billion, two hundred ten million, one hundred one thousand, one hundred five".